OpenTechnical

OT-2026-000095894

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000095894) never changes.

Identity and time

Publication numberOT-2026-000095894 · never reused
Internal UUID01a0ae9f-fac7-7cfc-b5dc-90e3c0c73937 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095894
StatusPUBLIC

Content hashes

Canonical texta9eab28e6ce6afe73e7fbeb08cfc45bcfa6575b2e5a44d0bc94375a376e89280
Markdown3a9cb5d427779b35c6aa5b582a72db33dfc55902238d9fc0669edee72ef2df03
PDF
Publication page4f3ee9ed311c21a016fbc0674aa240e15e9870ed8f244853c5b528a4d4fea14a
Manifest0447d31af54e30db1aab8790b27624d32873c350b475080301af7e09bddc1417

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature4QGLDIfOCOXcHdgRoRvIn3jBFnBMfBVsvXwu+lLy/jcEZJqHcafV23g65zpgD2gcmxQ1buf+EeJZk9wo+VTaBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:59.265640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095894
observed 4f3ee9ed311c21a016fbc0674aa240e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.246749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095894/manifest.json
observed 0447d31af54e30db1aab8790b27624d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.228582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095894/publication.md
observed 3a9cb5d427779b35c6aa5b582a72db33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.211412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095894/publication.txt
observed a9eab28e6ce6afe73e7fbeb08cfc45bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.